Issued Patents 1989
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888651 | Video system | Masaya Maeda, Hiroyuki Takimoto | 1989-12-19 |
| 4882634 | Apparatus for reproducing information signals by intermittently feeding tape-shaped record bearing medium | Keiji Satoh | 1989-11-21 |
| 4882632 | Color video signal reproducing apparatus using frequency converted chrominance signal | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Koji Takahashi, Katsuji Yoshimura | 1989-11-21 |
| 4879609 | Rotary head type recording apparatus having an erasing function based on recording mode | Koji Takahashi, Keiji Satoh, Kenichi Nagasawa, Hiroo Edakubo, Mitsuhiro Otokawa | 1989-11-07 |
| 4878128 | Video signal reproducing apparatus | Hiroto Yasumura, Masahide Hirasawa, Minoru Noji, Koji Takahashi, Katsuji Yoshimura +1 more | 1989-10-31 |
| 4876564 | Drive device for photographic lens | Takashi Amikura, Akihiro Fujiwara, Masamichi Toyama, Kouichi Ueda | 1989-10-24 |
| 4873587 | Video signal reproducing apparatus with memory | Katsuji Yoshimura, Hiroo Edakubo, Chikara Sato | 1989-10-10 |
| 4872072 | Video system | Masaya Maeda, Hiroyuki Takimoto | 1989-10-03 |
| 4870510 | Video signal reproducing apparatus using memory | Hiroo Edakubo, Chikara Sato, Katsuji Yoshimura | 1989-09-26 |
| 4864430 | Video signal reproducing apparatus with memory and capability for reproducing at diverse reproduction speeds | Katsuji Yoshimura, Hiroo Edakubo, Chikara Sato, Koji Takahashi | 1989-09-05 |
| 4841380 | Reproducing apparatus for intermittently driving recording medium | Keiji Satoh | 1989-06-20 |
| 4835069 | Magnetic recording medium | Takeshi Sawada, Akira Shinmi, Hiroshi Takagi, Kenji Suzuki, Fumio Kishi | 1989-05-30 |
| 4817887 | Device for controlling reel driving motor | Isao Harigaya | 1989-04-04 |
| 4815061 | Reproducing device for frequency modulated signals | Hiroto Yasumura, Masahiro Takei | 1989-03-21 |
| 4812920 | Wide band video signal recording apparatus | Yoshitake Nagashima, Hisashi Ishikawa, Katsuji Yoshimura, Koji Takahashi, Kenichi Nagasawa | 1989-03-14 |
| 4811120 | Information signal recording and/or reproducing apparatus | Motokazu Kashida, Hiroyuki Takimoto, Kouji Takahashi, Kenichi Nagasawa | 1989-03-07 |
| 4803684 | Apparatus for data error correction using rounding technique | Masahiro Takei, Toshiyuki Masui, Masahide Hirasawa, Motokazu Kashida | 1989-02-07 |
| 4802031 | Tracking control using signals reproduced by erase head | Kenichi Nagasawa, Hiroyuki Takimoto, Mitsuhiro Otokawa, Hiroo Edakubo, Keiji Satoh | 1989-01-31 |